Home / 41,782.32-57,670.38-25,857.72

Finding the Fourth Proportional to 41,782.32, 57,670.38 and 25,857.72

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Solution

The fourth proportional to 41,782.32, 57,670.38 and 25,857.72 is: 35,690.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,782.32 : 57,670.38 = 25,857.72 : x
  2. Step 2: Convert to fraction form
    41,782.32/57,670.38 = 25,857.72/x
  3. Step 3: Cross multiply
    41,782.32x = 57,670.38 × 25,857.72
  4. Step 4: Simplify right side
    41,782.32x = 1,491,224,538.33
  5. Step 5: Solve for x
    x = 1,491,224,538.33/41,782.32
  6. Step 6: Final answer
    x = 35,690.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.